memcached failover
Jorj Bauer
jorj at temple.edu
Thu Aug 11 07:03:55 EDT 2016
+1. The memcached configuration seems useless for all the use cases
we've cooked up. Is anyone using a clustered memcached Shib deployment?
If so, what's your use case?
-- Jorj
On 8/11/16 6:00 AM, Mark Cairney wrote:
> Hi,
>
> I've no experience of using Hazelcast with Shibboleth but I've been
> using it for our Openfire Jabber service for a while and it seems to be
> pretty robust and handles nodes joining/leaving the pool sensibly.
>
> My very limited understanding of memcached clustering was that it should
> be doing lightweight replication i.e. every node connects to it's own
> and everyone else's memcached so sessions should be written to all
> memcaches.
>
> Therefore I was a little bit puzzled as to why users were asked to log
> in and it proved practically useless when it came to replicating consent
> information (which we've disabled for now anyway).
>
> Hopefully Hazelcast will provide the advantages Terracotta gave in this
> respect but without the disadvantages :D
>
>
> On 11/08/2016 03:33, Cantor, Scott wrote:
>> On 8/10/16 8:52 PM, Paul B. Henson wrote:
>>
>>> But I've been using it in production for over two months and it's been
>>> working great. JJ -- when are you going to polish this up and put together
>>> a release :)? As cool as it is I feel a bit awkward with the "assemble
>>> from parts" instructions ;).
>> I don't know anything about Hazelcast, but if it works that well,
>> probably the best option would be if JJ were willing to put it into a
>> donateable form and be willing to act as a backstop supporting it if we
>> included it in 3.3.
>>
>> I'm willing to spend a little time reviewing what it's doing to see if
>> it's taking any shortcuts I would be uncomfortable with.
>>
>> -- Scott
>>
>
>
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